What performance parts do you unlock and at what mileage in Tokyo Xtreme Racer 3?

In Tokyo Xtreme Racer 3, you can unlock various performance parts for your cars by reaching certain mileage milestones. Here are the performance parts you can unlock and the mileage required:

Turbo Parts:

- Turbo: 500 miles

- Twin Turbo: 1000 miles

- Triple Turbo: 1500 miles

- Stage 4 Turbo: 2000 miles

Engine Parts:

- Stage 1 Engine Block: 500 miles

- Stage 2 Engine Block: 1000 miles

- Stage 3 Engine Block: 1500 miles

- Stage 4 Engine Block: 2000 miles

Drivetrain Parts:

- Stage 1 Transmission: 500 miles

- Stage 2 Transmission: 1000 miles

- Stage 3 Transmission: 1500 miles

- Stage 4 Transmission: 2000 miles

Body Parts:

- Front Bumper: 500 miles

- Side Skirts: 1000 miles

- Rear Bumper: 1500 miles

- Hood: 2000 miles

Wheels:

- Stage 1 Wheels: 500 miles

- Stage 2 Wheels: 1000 miles

- Stage 3 Wheels: 1500 miles

- Stage 4 Wheels: 2000 miles

Additionally, you can also unlock special performance parts called "King of the Road Parts" by completing certain challenges and objectives in the game. These parts offer significant performance boosts and can give you a competitive edge in races.